:root {
    /* Color Palette - Clean, Water-Inspired */
    --primary: #0077BE;
    --primary-dark: #005a94;
    --primary-light: #E3F2FD;
    --secondary: #00BCD4;
    --accent: #FF6B35;
    --text-dark: #1a1a2e;
    --text-light: #4a5568;
    --bg-light: #ffffff;
    --bg-gray: #f8fafc;
    --border: #e2e8f0;
    --success: #10b981;

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary);
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.logo-text small {
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--text-light);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #E3F2FD 0%, #ffffff 50%, #E1F5FE 100%);
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 188, 212, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.3;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.hero-title-line {
    display: block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 119, 190, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 119, 190, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideInRight 1s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.water-drop {
    width: 300px;
    height: 350px;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.8) 0%, rgba(0, 119, 190, 0.9) 100%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    position: relative;
    animation: dropAnimation 4s ease-in-out infinite;
    box-shadow: 0 20px 60px rgba(0, 119, 190, 0.3);
}

@keyframes dropAnimation {

    0%,
    100% {
        border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    }

    50% {
        border-radius: 50% 50% 50% 50% / 50% 50% 50% 50%;
    }
}

.water-drop::before {
    content: '💧';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 6rem;
    opacity: 0.3;
}

.hero-image-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-purifier {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    z-index: 5;
    animation: floatPurifier 5s ease-in-out infinite;
    object-fit: cover;
}

@keyframes floatPurifier {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.water-drop-background {
    position: absolute;
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.2) 0%, rgba(0, 119, 190, 0.3) 100%);
    border-radius: 50%;
    z-index: 1;
    animation: dropAnimation 4s ease-in-out infinite;
}

.image-container-modern {
    position: relative;
    width: 100%;
    max-width: 450px;
    overflow: hidden;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.8s ease;
}

.image-container-modern:hover .about-img {
    transform: scale(1.05);
}

.stats-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 700;
    color: var(--primary);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Product Image Styles */
.prod-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 15px;
    transition: transform 0.5s ease;
}

.product-card:hover .prod-img {
    transform: scale(1.08);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: 0.875rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

.scroll-line {
    width: 2px;
    height: 30px;
    background: linear-gradient(to bottom, var(--primary), transparent);
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--bg-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.section-title.center {
    text-align: center;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

.about-text {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-light) 0%, #B3E5FC 100%);
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    gap: var(--spacing-sm);
    box-shadow: 0 20px 60px rgba(0, 119, 190, 0.2);
}

.image-placeholder p {
    font-size: 1rem;
    color: var(--text-light);
}

/* Products Section */
.products {
    padding: var(--spacing-xl) 0;
    background: var(--bg-gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.product-card {
    background: white;
    border-radius: 20px;
    padding: var(--spacing-lg);
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.product-image {
    margin-bottom: var(--spacing-md);
}

.product-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-light) 0%, #B3E5FC 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.product-desc {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.product-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.product-btn {
    display: block;
    text-align: center;
    padding: 0.875rem;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.product-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Services Section */
.services {
    padding: var(--spacing-xl) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.service-item {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: 20px;
    background: var(--bg-light);
    border: 2px solid var(--border);
    transition: all 0.3s ease;
}

.service-item:hover {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 119, 190, 0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.service-item h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.service-item p {
    color: var(--text-light);
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--bg-gray);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-info {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 20px;
    border: 1px solid var(--border);
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #25D366;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    margin-top: var(--spacing-md);
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background: #20BA5A;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.wa-icon {
    font-size: 1.5rem;
}

.contact-form {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 20px;
    border: 1px solid var(--border);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: var(--spacing-md);
    border: 2px solid var(--border);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form textarea {
    resize: vertical;
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.voice-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
}

.voice-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.animate-pulse {
    animation: mic-pulse 1.5s infinite;
}

@keyframes mic-pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.7;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    font-family: var(--font-display);
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
    }

    .nav-links.active {
        left: 0;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-visual {
        height: 300px;
    }

    .water-drop {
        width: 200px;
        height: 250px;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .features-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }
}